0
0
Account Login
1-800-345-4545
Gift Cards
Track Order
Help

COMP Cams Positive Stop PTFE Seal Guide Size: .530"

249-503-1


Product Q&A
View Now
Click image to zoom
COMP Cams 503-1
$3.49
More than 10 available
Positive Stop PTFE Seal
  • Guide Size: .530''
  • Valve Size: 11/32''
  • 1/pkg
  • Ships on 05/26/20

    Thank you! We will notify you when this product becomes available.

    Save $10 off $299+, $20 off $599+, $30 off $799+, $100 off $1,599 Orders. Promo Code: BURNOUT exclusions apply
    QTY

    Does COMP Cams 503-1 fit your vehicle?

    Narrow Results
    Filter By Year
    Filter By Make
    Filter By Model
    Filter By SubModel
    Filter By EngineType
    Filter By Liter
    Filter By Aspiration

    1987  PONTIAC FIREBIRD

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1968  PONTIAC LEMANS

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1988  CHEVROLET CAPRICE

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1965-1966  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1971  PONTIAC CATALINA

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971  PONTIAC FIREBIRD

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESPRIT
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1971  MERCURY COUGAR

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1971  PONTIAC CATALINA

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1972-1975  PONTIAC FIREBIRD

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: FORMULA
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1971  MERCURY MARQUIS

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1962  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  PONTIAC BONNEVILLE

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1960-1961  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1974  PONTIAC FIREBIRD

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: TRANS AM
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968  OLDSMOBILE VISTA CRUISER

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1988-1991  CHEVROLET BLAZER

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  OLDSMOBILE DELTA 88

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969  FORD COUNTRY SEDAN

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: D
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1995  CHEVROLET C1500 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1962-1963  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1964  PONTIAC STAR CHIEF

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  PONTIAC BONNEVILLE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971  OLDSMOBILE DELTA 88

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1962  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  PONTIAC GTO

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1960-1961  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1974  PONTIAC LEMANS

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  OLDSMOBILE DELTA 88

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1989  OLDSMOBILE CUTLASS CALAIS

    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: U
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1988-1991  FORD E-150 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XL
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1970  OLDSMOBILE F85

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1969  FORD GALAXIE 500

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XL
    • Engine Vin: P
    • CUI: 428
    • EngineType: V8 ( 7 L / 428 )

    1995  CHEVROLET C2500 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LS
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1983  PONTIAC 6000

    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LE
    • Engine Vin: 5
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1962-1963  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1968  PONTIAC TEMPEST

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1961  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1986-1987  BUICK REGAL

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LIMITED
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1964  PONTIAC STAR CHIEF

    • Liter: 6.9
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 421
    • EngineType: V8 ( 6.9 L / 421 )

    1987-1993  FORD E-150 ECONOLINE CLUB WAGON

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: N
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1964  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1977-1979  CADILLAC FLEETWOOD

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BROUGHAM
    • Engine Vin: T
    • CUI: 425
    • EngineType: V8 ( 7 L / 425 )

    1970-1971  FORD LTD

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BROUGHAM
    • Engine Vin: K
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1970  PONTIAC BONNEVILLE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971  FORD TORINO

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BROUGHAM
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1971  OLDSMOBILE DELTA 88

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1970  OLDSMOBILE DELTA 88

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  PONTIAC LEMANS

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974-1975  FORD GRAN TORINO

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1979  FORD F-150

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RANGER XLT
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1967  OLDSMOBILE 98

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HOLIDAY
    • Engine Vin: -
    • CUI: 425
    • EngineType: V8 ( 7 L / 425 )

    1983-1984  FORD F-250

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLT
    • Engine Vin: G
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1969-1971  OLDSMOBILE DELTA 88

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1975-1977  FORD BRONCO

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: G
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1973-1978  FORD LTD

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1971  PONTIAC LEMANS

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1986  CADILLAC FLEETWOOD

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BROUGHAM D'ELEGANCE
    • Engine Vin: Y
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1962  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1984-1986  FORD F-250

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1976  PONTIAC LEMANS

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: W
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1987-1988  CHEVROLET V30

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1990  CHEVROLET C2500

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEYENNE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1960-1961  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  OLDSMOBILE F85

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1969-1970  FORD COUNTRY SQUIRE

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8 ( 7 L / 428 )

    1977-1978  FORD F-250

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: G
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1969  MERCURY COMET

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1970  PONTIAC FIREBIRD

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1983-1984  FORD F-250

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLT
    • Engine Vin: L
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1987  PONTIAC GRAND AM

    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SE
    • Engine Vin: U
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1968  OLDSMOBILE DELMONT 88

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  PONTIAC BONNEVILLE

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1983  FORD E-100 ECONOLINE CLUB WAGON

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XL
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1970  PONTIAC EXECUTIVE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1961  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1964  PONTIAC CATALINA

    • Liter: 6.9
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 421
    • EngineType: V8 ( 6.9 L / 421 )

    1977  BUICK ELECTRA

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: 225
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  PONTIAC GRAND AM

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1988  OLDSMOBILE CUTLASS SUPREME

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC BROUGHAM
    • Engine Vin: Y
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1964  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1977-1979  FORD F-100

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RANGER
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1986-1988  FORD THUNDERBIRD

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1970  PONTIAC BONNEVILLE

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1972-1974  PONTIAC FIREBIRD

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: TRANS AM
    • Engine Vin: N
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977  BUICK CENTURY

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1979  FORD E-100 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1963  PONTIAC CATALINA

    • Liter: 6.9
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 421
    • EngineType: V8 ( 6.9 L / 421 )

    1969-1970  FORD GALAXIE 500

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 428
    • EngineType: V8 ( 7 L / 428 )

    1983-1984  FORD F-150

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLT
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1978-1979  PONTIAC BONNEVILLE

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: K
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1962-1963  PONTIAC BONNEVILLE

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  PONTIAC LEMANS

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1978  FORD E-250 ECONOLINE

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: NORTHLAND
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1977-1980  BUICK ELECTRA

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LIMITED
    • Engine Vin: R
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1965  FORD FALCON SEDAN DELIVERY

    • Liter: 4.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 289
    • EngineType: V8 ( 4.7 L / 289 )

    1974  CHEVROLET IMPALA

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1962-1963  PONTIAC CATALINA

    • Liter: 6.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: -
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1970  OLDSMOBILE DELTA 88

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970  PONTIAC TEMPEST

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968-1972  FORD COUNTRY SQUIRE

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )
    503-1 is rated 1.0 out of 5 by 1.
    Rated 1 out of 5 by from Junk They are .530 but they won't hold , I used the comp valve guide cutter for these and they just pop off . Use metal capped viton seals . They are way better ! And tight fit !
    Date published: 2017-06-01
    • y_2020, m_5, d_23, h_14
    • bvseo_bulk, prod_bvrr, vn_bulk_3.0.8
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_110492, prod, sort_[SortEntry(order=RATING, direction=DESCENDING), SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs

    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.